| （単位：千ドル） | 減価償却費 | 前年比（％） |
|---|---|---|
| 2024/12 | 433,622 | +3.3% |
| 2023/12 | 419,900 | +4.2% |
| 2022/12 | 403,110 | +5.9% |
| 2021/12 | 380,824 | +13.0% |
| 2020/12 | 337,104 | +17.4% |
| 2019/12 | 287,230 | +2.7% |
| 2018/12 | 279,657 | +0.7% |
| 2017/12 | 277,792 | +53.9% |
| 2016/12 | 180,515 | - |
| 2014/12 | 155,824 | +3.5% |
| 2013/12 | 150,523 | +2.1% |
| 2012/12 | 147,414 | -29.5% |
| 2011/12 | 209,061 | - |